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Serving data from reader
func main() {
router := gin.Default()
router.GET("/someDataFromReader", func(c *gin.Context) {
response, err := http.Get("https://raw.githubusercontent.com/gin-gonic/logo/master/color.png")
if err != nil || response.StatusCode != http.StatusOK {
c.Status(http.StatusServiceUnavailable)
return
}
reader := response.Body
contentLength := response.ContentLength
contentType := response.Header.Get("Content-Type")
extraHeaders := map[string]string{
"Content-Disposition": `attachment; filename="gopher.png"`,
}
c.DataFromReader(http.StatusOK, contentLength, contentType, reader, extraHeaders)
})
router.Run(":8080")
}
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